GB1287927A - - Google Patents

Info

Publication number
GB1287927A
GB1287927A GB6137769A GB6137769A GB1287927A GB 1287927 A GB1287927 A GB 1287927A GB 6137769 A GB6137769 A GB 6137769A GB 6137769 A GB6137769 A GB 6137769A GB 1287927 A GB1287927 A GB 1287927A
Authority
GB
United Kingdom
Prior art keywords
cylinder
piston
tube
dec
spring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB6137769A
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of GB1287927A publication Critical patent/GB1287927A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L13/00—Devices or apparatus for measuring differences of two or more fluid pressure values
    • G01L13/02—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/34—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
    • G01F1/36—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
    • G01F1/38—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction the pressure or differential pressure being measured by means of a movable element, e.g. diaphragm, piston, Bourdon tube or flexible capsule
    • G01F1/386—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction the pressure or differential pressure being measured by means of a movable element, e.g. diaphragm, piston, Bourdon tube or flexible capsule with mechanical or fluidic indication
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
    • G01L7/16—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of pistons

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Measuring Volume Flow (AREA)
GB6137769A 1968-12-16 1969-12-16 Expired GB1287927A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL31278A IL31278A (en) 1968-12-16 1968-12-16 Differential pressure measuring device

Publications (1)

Publication Number Publication Date
GB1287927A true GB1287927A (de) 1972-09-06

Family

ID=11044740

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6137769A Expired GB1287927A (de) 1968-12-16 1969-12-16

Country Status (4)

Country Link
US (1) US3678754A (de)
DE (1) DE1962804A1 (de)
GB (1) GB1287927A (de)
IL (1) IL31278A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10132670B2 (en) 2013-04-24 2018-11-20 Marquardt Mechatronik Gmbh Arrangement for level measurement
CN115681118A (zh) * 2022-10-19 2023-02-03 江苏科翔制泵有限公司 一种通用型水泵动态水压稳定性快速检测装置

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3831448A (en) * 1971-09-15 1974-08-27 V Kors Manometer and pitot tube probe
US3876009A (en) * 1972-01-28 1975-04-08 Jr Wilber O Johnson Fire extinguishing apparatus
US3871364A (en) * 1973-09-24 1975-03-18 John Randall Boehringer Peak flow meter-expiratory flow rate
DE2405826C2 (de) * 1974-02-07 1982-11-11 Hans-Jürgen 2359 Kisdorf Runge Vorrichtung zur genauen Bestimmung von Differenzdrücken
US4030368A (en) * 1976-08-11 1977-06-21 Warner Lewis Jr. Industrie- Filter Gmbh Spring-loaded differential pressure gage
US4366717A (en) * 1979-09-04 1983-01-04 Parker-Hannifin Corporation Fluid filter and indicator
US4555952A (en) * 1984-06-08 1985-12-03 Borg-Warner Corporation Differential pressure sensor
FR2583160B1 (fr) * 1985-06-11 1987-09-18 Inst Francais Du Petrole Methode et dispositif pour detecter un debit de fluide
US4918968A (en) * 1989-07-10 1990-04-24 Hoffman Kenneth L Apparatus and method of detecting leaks in pressurized piping systems
DE19853789C1 (de) * 1998-11-21 2000-02-03 Mtu Muenchen Gmbh Differenzdruckgeber
US20010037724A1 (en) 2000-03-08 2001-11-08 Schumacher Mark S. System for controlling hydraulic actuator
US20010037689A1 (en) * 2000-03-08 2001-11-08 Krouth Terrance F. Hydraulic actuator piston measurement apparatus and method
WO2001066954A2 (en) * 2000-03-08 2001-09-13 Rosemount Inc. Piston position measuring device
JP2003526097A (ja) 2000-03-08 2003-09-02 ローズマウント インコーポレイテッド ２方向性の差圧流体センサ
US6588313B2 (en) 2001-05-16 2003-07-08 Rosemont Inc. Hydraulic piston position sensor
US7739915B2 (en) * 2008-02-19 2010-06-22 Honeywell International Inc. Reinforced elastomeric diaphragm
TWI494552B (zh) * 2013-02-01 2015-08-01 Wen San Chou 壓力錶
TWI498481B (zh) * 2013-09-13 2015-09-01 Wen San Chou 空氣壓縮機
CN105699688B (zh) * 2016-01-22 2019-01-22 唐明良 一种流体流速和流量的测量装置及方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1116938A (en) * 1913-04-04 1914-11-10 Gen Electric Fluid-flow meter.
US1107298A (en) * 1913-05-14 1914-08-18 Fritz Haas Manometer.
US1204013A (en) * 1915-11-06 1916-11-07 Ernest Hanni Spark-plug pressure-indicator.
GB199492A (en) * 1922-03-29 1923-06-28 Victor Ralph Nicholson Improvements in flow meters
US3133435A (en) * 1956-05-28 1964-05-19 Cons Electrodynamics Corp Air dead weight tester
GB969681A (en) * 1961-05-29 1964-09-16 Hans Peter Olof Unger A device for measuring pressure or pressure variations in liquids or gases

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10132670B2 (en) 2013-04-24 2018-11-20 Marquardt Mechatronik Gmbh Arrangement for level measurement
CN115681118A (zh) * 2022-10-19 2023-02-03 江苏科翔制泵有限公司 一种通用型水泵动态水压稳定性快速检测装置
CN115681118B (zh) * 2022-10-19 2023-10-13 江苏科翔制泵有限公司 一种通用型水泵动态水压稳定性快速检测装置

Also Published As

Publication number Publication date
IL31278A0 (en) 1969-02-27
IL31278A (en) 1972-12-29
DE1962804A1 (de) 1970-08-06
US3678754A (en) 1972-07-25

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees